Home / 5,088.10-7,022.43-3,099.43

Finding the Fourth Proportional to 5,088.10, 7,022.43 and 3,099.43

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Solution

The fourth proportional to 5,088.10, 7,022.43 and 3,099.43 is: 4,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.10 : 7,022.43 = 3,099.43 : x
  2. Step 2: Convert to fraction form
    5,088.10/7,022.43 = 3,099.43/x
  3. Step 3: Cross multiply
    5,088.10x = 7,022.43 × 3,099.43
  4. Step 4: Simplify right side
    5,088.10x = 21,765,530.21
  5. Step 5: Solve for x
    x = 21,765,530.21/5,088.10
  6. Step 6: Final answer
    x = 4,277.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.